Left Thunderbolt ports recognized but don't register connected devices

Question 1

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crwdns2934197:0crwdne2934197:0 MacBook Pro 16" 2021 crwdns2933315:00crwdne2933315:0

Eli Block

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timinete ta 1 agoNhl 24, 2025

commented timinete ta 1 agoNhl 24, 2025 crwdns2933505:0crwdne2933505:0 Eli Block

Question 2

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Water Spill Fans Running Constant Partial FIx

crwdns2934197:0crwdne2934197:0 MacBook Pro 16" 2024 (M4) crwdns2933315:00crwdne2933315:0

JVC Cincotta

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yesterdayNhl 22, 2025

asked yesterdayNhl 22, 2025 crwdns2933505:0crwdne2933505:0 JVC Cincotta

Question 3

1 crwdns2930801:0crwdne2930801:0

Connector Came off from the Board while removing Microphone flex cable

MacBook Pro 14" 2021 crwdns2933313:01crwdne2933313:0

Gurpawan Mand

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masiku 2 agoNhl 22, 2025

commented masiku 2 agoNhl 22, 2025 crwdns2933505:0crwdne2933505:0 Gurpawan Mand

Question 4

1 crwdns2930801:0crwdne2930801:0

After battery change, system becomes noticeably slower

MacBook Pro 15" Touch Bar 2018 crwdns2933313:01crwdne2933313:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

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yesterdayNhl 22, 2025

commented yesterdayNhl 22, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 5

1 crwdns2930801:0crwdne2930801:0

Tiny High Noise From the Right Fan

MacBook Pro 15" Unibody Mid 2012 crwdns2933313:01crwdne2933313:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

crwdns2931217:0crwdne2931217:0

masiku 3 agoNhl 21, 2025

answered masiku 3 agoNhl 21, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 6

0 crwdns2873741:0crwdne2873741:0

replaced battery fans run but computer won't boot up

crwdns2934197:0crwdne2934197:0 MacBook Pro 15" Touch Bar 2017 crwdns2933315:00crwdne2933315:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

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masiku 3 agoNhl 20, 2025

commented masiku 3 agoNhl 20, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 7

1 crwdns2930801:0crwdne2930801:0

Randomly turns on, but mainly not.

crwdns2934195:0crwdne2934195:0 MacBook Pro 13" Unibody Mid 2012 crwdns2933313:01crwdne2933313:0

Niko 11

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tiawara ta 3 agoNhl 24, 2025

commented tiawara ta 3 agoNhl 24, 2025 crwdns2933505:0crwdne2933505:0 Niko

Question 8

MacBook Pro 13" Retina Display Late 2012

2 crwdns2873741:0crwdne2873741:0

Speakers and headphone jack have a distorted output

MacBook Pro 13" Retina Display Late 2012 crwdns2933315:02crwdne2933315:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

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masiku 6 agoNhl 17, 2025

commented masiku 6 agoNhl 17, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 9

MacBook Pro 13" Two Thunderbolt Ports Late 2020

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Intermittent Black Screen, Wakes Briefly Connected to Charger

MacBook Pro 13" Two Thunderbolt Ports Late 2020 crwdns2933313:01crwdne2933313:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

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Nhl 15, 2025

answer edited Nhl 15, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 10

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Odd issues with 2015 15” MBP (dGPU model)

crwdns2934195:0crwdne2934195:0 MacBook Pro 15" Retina Display Mid 2015 crwdns2933313:01crwdne2933313:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

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masiku 6 agoNhl 17, 2025

answer edited masiku 6 agoNhl 17, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 11

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Why does my monitor turn off when I plug in this cable?

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Nhl 15, 2025

commented Nhl 15, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 12

1 crwdns2930801:0crwdne2930801:0

Is there a way to bypass firmware password on MacBook Pro

MacBook Pro crwdns2933313:01crwdne2933313:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Nhl 14, 2025

commented Nhl 14, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 13

MacBook Pro 13" Retina Display Early 2015

2 crwdns2873741:0crwdne2873741:0

Replaced battery ifixit battery

MacBook Pro 13" Retina Display Early 2015 crwdns2933315:02crwdne2933315:0

Wolfgang Gessl

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masiku 3 agoNhl 20, 2025

commented masiku 3 agoNhl 20, 2025 crwdns2933505:0crwdne2933505:0 Wolfgang Gessl

Question 14

1 crwdns2930801:0crwdne2930801:0

Procedure for formatting an External Hard 6 tb

MacBook Pro 13" Function Keys 2017 crwdns2933313:01crwdne2933313:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

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Nhl 13, 2025

answer edited Nhl 13, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 15

1 crwdns2930801:0crwdne2930801:0

Can we unlocked MacBook Pro A2141 boot locked

crwdns2934195:0crwdne2934195:0 MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

JANET ROMERO 11

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Nhl 10, 2025

commented Nhl 10, 2025 crwdns2933505:0crwdne2933505:0 JANET ROMERO

Question 16

1 crwdns2930801:0crwdne2930801:0

Replaced battery . Laptop still not working

MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

crwdns2931737:0crwdne2931737:0

Nhl 11, 2025

answer edited Nhl 11, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 17

1 crwdns2930801:0crwdne2930801:0

URGENT] MacBook Water Damage – Need Expert Advice ASAP

MacBook Pro 16" 2021 crwdns2933313:01crwdne2933313:0

Alisha C 41crwdns2936485:0crwdne2936485:0

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Nhl 9, 2025

answered Nhl 9, 2025 crwdns2933505:0crwdne2933505:0 Alisha C

Question 18

3 crwdns2873741:0crwdne2873741:0

Green Light Only - Battery not charging

crwdns2934195:0crwdne2934195:0 MacBook Pro 13" Unibody Early 2011 crwdns2933315:03crwdne2933315:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

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Nhl 10, 2025

answer edited Nhl 10, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 19

2 crwdns2873741:0crwdne2873741:0

Screen is flashing black

MacBook Pro 13" Touch Bar 2018 crwdns2933315:02crwdne2933315:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Nhl 13, 2025

commented Nhl 13, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 20

1 crwdns2930801:0crwdne2930801:0

MacBook does not enter safe sleep after battery replacement.

crwdns2934195:0crwdne2934195:0 MacBook Pro 16" 2019 crwdns2933313:01crwdne2933313:0

DanJ 494.3crwdns2936485:0crwdne2936485:0

crwdns2931741:0crwdne2931741:0

Nhl 10, 2025

commented Nhl 10, 2025 crwdns2933505:0crwdne2933505:0 DanJ

crwdns2944620:0MacBook Procrwdne2944620:0

MacBook Pro crwdns2944634:0crwdne2944634:0